﻿using System;
using System.Collections.Generic;
 
using System.Web;
using System.Text.RegularExpressions;


      
       /**//// <summary>
      /// RegExp Soruce:   http://regexlib.com/DisplayPatterns.aspx
      /// Author:柳永法 yongfa365 http://www.yongfa365.com/ yongfa365@qq.com
      /// Intro:验证 网址，IP，邮箱，电话，手机，数字，英文，日期，身份证，邮编，
       /// 原则上是中国通用，因为各种场合不一样所以有特殊情况肯定要自己再手写，这里只能是提供一些通用的验证，追求太完美是不现实的。
       /// Version: 1.0
     /// PutTime: 2008-6-5
      /// LastModi:2008-6-5
      /// </summary>
      /// 
      public class VAN
      {
  
           
          #region 验证邮箱
          /**//// <summary>
          /// 验证邮箱
          /// </summary>
         /// <param name="source"></param>
          /// <returns></returns>
           public static bool IsEmail(string source)
          {
             return Regex.IsMatch(source, @"^[A-Za-z0-9](([_\.\-]?[a-zA-Z0-9]+)*)@([A-Za-z0-9]+)(([\.\-]?[a-zA-Z0-9]+)*)\.([A-Za-z]{2,})$", RegexOptions.IgnoreCase);
        }
          public static bool HasEmail(string source)
         {
               return Regex.IsMatch(source, @"[A-Za-z0-9](([_\.\-]?[a-zA-Z0-9]+)*)@([A-Za-z0-9]+)(([\.\-]?[a-zA-Z0-9]+)*)\.([A-Za-z]{2,})", RegexOptions.IgnoreCase);
          }
          #endregion
   
        
             #region 验证网址
        /**//// <summary>
         /// 验证网址
          /// </summary>
        /// <param name="source"></param>
         /// <returns></returns>
         public static bool IsUrl(string source)
        {
             return Regex.IsMatch(source, @"^(((file|gopher|news|nntp|telnet|http|ftp|https|ftps|sftp)://)|(www\.))+(([a-zA-Z0-9\._-]+\.[a-zA-Z]{2,6})|([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}))(/[a-zA-Z0-9\&amp;%_\./-~-]*)?$", RegexOptions.IgnoreCase);
         }
         public static bool HasUrl(string source)
        {
             return Regex.IsMatch(source, @"(((file|gopher|news|nntp|telnet|http|ftp|https|ftps|sftp)://)|(www\.))+(([a-zA-Z0-9\._-]+\.[a-zA-Z]{2,6})|([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}))(/[a-zA-Z0-9\&amp;%_\./-~-]*)?", RegexOptions.IgnoreCase);
         }
        #endregion
  
    #region 验证日期
       /**//// <summary>
         /// 验证日期
         /// </summary>
         /// <param name="source"></param>
         /// <returns></returns>
         public static bool IsDateTime(string source)
        {
           try
           {
               DateTime time = Convert.ToDateTime(source);
                 return true;
            }
            catch
           {
               return false;
           }
        }
         #endregion
  
    #region 验证手机号
      /**//// <summary>
        /// 验证手机号
        /// </summary>
        /// <param name="source"></param>
         /// <returns></returns>
      public static bool Ismtel(string source)
    {
          return Regex.IsMatch(source, @"^1[35]\d{9}$", RegexOptions.IgnoreCase);
      }
       public static bool Hasmtel(string source)
        {
            return Regex.IsMatch(source, @"1[35]\d{9}", RegexOptions.IgnoreCase);
       }
        #endregion

     #region 验证IP
       /**//// <summary>
         /// 验证IP
        /// </summary>
        /// <param name="source"></param>
       /// <returns></returns>
      public static bool IsIP(string source)
        {
           return Regex.IsMatch(source, @"^(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9])\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[0-9])$", RegexOptions.IgnoreCase);
       }
       public static bool HasIP(string source)
      {
          return Regex.IsMatch(source, @"(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9])\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[0-9])", RegexOptions.IgnoreCase);
      }
       #endregion

    #region 验证身份证是否有效
       /**//// <summary>
        /// 验证身份证是否有效
       /// </summary>
      /// <param name="Id"></param>
       /// <returns></returns>
        public static bool IsIDCard(string Id)
       {
           if (Id.Length == 18)
          {
               bool check = IsIDCard18(Id);
              return check;
           }
           else if (Id.Length == 15)
          {
              bool check = IsIDCard15(Id);
              return check;
           }
           else
            {
              return false;
         }
      }

       public static bool IsIDCard18(string Id)
      {
           long n = 0;
           if (long.TryParse(Id.Remove(17), out n) == false || n < Math.Pow(10, 16) || long.TryParse(Id.Replace('x', '0').Replace('X', '0'), out n) == false)
            {
               return false;//数字验证
           }
           string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
            if (address.IndexOf(Id.Remove(2)) == -1)
           {
              return false;//省份验证
           }
           string birth = Id.Substring(6, 8).Insert(6, "-").Insert(4, "-");
            DateTime time = new DateTime();
            if (DateTime.TryParse(birth, out time) == false)
            {
                return false;//生日验证
            }
            string[] arrVarifyCode = ("1,0,x,9,8,7,6,5,4,3,2").Split(',');
               string[] Wi = ("7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2").Split(',');
                char[] Ai = Id.Remove(17).ToCharArray();
                int sum = 0;
                for (int i = 0; i < 17; i++)
               {
                    sum += int.Parse(Wi[i]) * int.Parse(Ai[i].ToString());
                }
                int y = -1;
               Math.DivRem(sum, 11, out y);
               if (arrVarifyCode[y] != Id.Substring(17, 1).ToLower())
               {
                    return false;//校验码验证
                }
                return true;//符合GB11643-1999标准
            }
    
           public static bool IsIDCard15(string Id)
            {
                long n = 0;
                if (long.TryParse(Id, out n) == false || n < Math.Pow(10, 14))
                {
                    return false;//数字验证
               }
                string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
                if (address.IndexOf(Id.Remove(2)) == -1)
                {
                    return false;//省份验证
                }
                string birth = Id.Substring(6, 6).Insert(4, "-").Insert(2, "-");
               DateTime time = new DateTime();
              if (DateTime.TryParse(birth, out time) == false)
               {
                    return false;//生日验证
                }
                  return true;//符合15位身份证标准
            }
           #endregion
    
          #region 是不是Int型的
           /**//// <summary>
           /// 是不是Int型的
            /// </summary>
            /// <param name="source"></param>
           /// <returns></returns>
            public static bool IsInt(string source)
            {
               Regex regex = new Regex(@"^(-){0,1}\d+$");
               if (regex.Match(source).Success)
               {
                   if ((long.Parse(source) > 0x7fffffffL) || (long.Parse(source) < -2147483648L))
                   {
                       return false;
                   }
                    return true;
                }
                return false;
            }
           #endregion
          /// <summary>
          /// 是不是浮点数
          /// </summary>
          /// <param name="sSrc"></param>
          /// <returns></returns>
            public static bool IsNumber(string sSrc)
            {
                Regex regex = new Regex("^\\d+(\\.\\d+)?$");
                if (regex.IsMatch(sSrc))
                {
                    return true;
                }
                else
                {
                    return false;
                }

            } 
    
       #region 看字符串的长度是不是在限定数之间 一个中文为两个字符
            /**//// <summary>
           /// 看字符串的长度是不是在限定数之间 一个中文为两个字符
            /// </summary>
            /// <param name="source">字符串</param>
            /// <param name="begin">大于等于</param>
            /// <param name="end">小于等于</param>
            /// <returns></returns>
            public static bool IsLengthStr(string source, int begin, int end)
           {
                int length = Regex.Replace(source, @"[^\x00-\xff]", "OK").Length;
                if ((length <= begin) && (length >= end))
               {
                     return false;
               }
               return true;
            }
            #endregion
    
           // 是不是中国电话，格式010-85849685#region 是不是中国电话，格式010-85849685
            /**//// <summary>
           /// 是不是中国电话，格式010-85849685
            /// </summary>
            /// <param name="source"></param>
            /// <returns></returns>
           public static bool IsTel(string source)
            {
               return Regex.IsMatch(source, @"^\d{3,4}-?\d{6,8}$", RegexOptions.IgnoreCase);
           }
        
    
           // 邮政编码 6个数字
          #region 邮政编码 6个数字
            /**//// <summary>
            /// 邮政编码 6个数字
            /// </summary>
           /// <param name="source"></param>
           /// <returns></returns>
           public static bool IsPostCode(string source)
            {
                return Regex.IsMatch(source, @"^\d{6}$", RegexOptions.IgnoreCase);
            }
           #endregion
    
          //  中文
          #region 中文
            /**//// <summary>
            /// 中文
            /// </summary>
            /// <param name="source"></param>
           /// <returns></returns>
           public static bool IsChinese(string source)
           {
                return Regex.IsMatch(source, @"^[\u4e00-\u9fa5]+$", RegexOptions.IgnoreCase);
            }
            public static bool hasChinese(string source)
            {
               return Regex.IsMatch(source, @"[\u4e00-\u9fa5]+", RegexOptions.IgnoreCase);
           }
            #endregion
    
          // 验证是不是正常字符 字母，数字，下划线的组合
          #region 验证是不是正常字符 字母，数字，下划线的组合
            /**//// <summary>
            /// 验证是不是正常字符 字母，数字，下划线的组合
            /// </summary>
                /// <param name="source"></param>
            /// <returns></returns>
     public static bool IsNormalChar(string source)
      {
        return Regex.IsMatch(source, @"[\w\d_]+", RegexOptions.IgnoreCase);
      }
      #endregion

  }
